[xwiki-users] Search criteria for Livetable macro

What is syntax to add filtering criteria for livetable macro? http://code.xwiki.org/xwiki/bin/view/Macros/LiveTableMacro http://platform.xwiki.org/xwiki/bin/view/DevGuide/LiveTable It seems there should be possibility to add something for $options = ... part. Thanks, Valdis